                          :aux false}}
                {:synsem {:aux false}})
 
+      ;; phrasal-verbs: default is false
+      (default {:synsem {:cat :verb}
+                :phrasal-verb false})
+
       ;; subject-and-reflexive-pronoun agreement
       (if-then {:synsem {:sem {:reflexive true}
                          :cat :verb

   "turn"
   (let [subj (atom :top)
         obj (atom :top)]
     [{:synsem {:cat :verb
                :sem {:pred :turn-on
                      :subj subj
                      :obj obj}

                             :subcat '()
                             :pronoun false
                             :sem obj}}}}
      {:phrasal-verb true
       :synsem {:cat :verb
                :sem {:pred :turn-off
                      :subj subj
                      :obj obj}
